On March 15, 2005 Crown-Indigenous Relations and Northern Affairs Canada (CIRNAC) and the Government of the Northwest Territories (GNWT) signed a Giant Mine Remediation Project Cooperation Agreement, which defined how the two governments would work together as co-proponents for the Project on the care and maintenance, and remediation of the Giant Mine Site. The 2005 Agreement was signed by the Minister of Resources, Wildlife and Economic Development (RWED), and witnessed by the Minister of Municipal and Community Affairs (MACA).